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Finding the Fourth Proportional to 3,717, 5,581.84 and 3,301.44

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Solution

The fourth proportional to 3,717, 5,581.84 and 3,301.44 is: 4,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717 : 5,581.84 = 3,301.44 : x
  2. Step 2: Convert to fraction form
    3,717/5,581.84 = 3,301.44/x
  3. Step 3: Cross multiply
    3,717x = 5,581.84 × 3,301.44
  4. Step 4: Simplify right side
    3,717x = 18,428,109.85
  5. Step 5: Solve for x
    x = 18,428,109.85/3,717
  6. Step 6: Final answer
    x = 4,957.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.